In this tutorial, we will learn about some useful PostgreSQL commands. We have already discussed the installation of PostgreSQL on CentOS & on Ubuntu systems. So let’s start, Recommended Read : MongoDB installation & configuration...

PostgreSQL or Postgres, is a very powerful, highly scalable relational database system, that provided implementation of SQL query language. It is open source & can be installed on Unix/Linux system as well as on...

PostgreSQL or Postgres, is a very powerful, highly scalable relational database system, that peovided implementation of SQL query language. It is open source & can be installed on Unix/Linux system as well as on...

Apache CouchDB is an open source, document oriented NoSQL database server. CouchDB uses JSON for data storage, JavaScript for MapReduce indexes, and regular HTTP for its API & can be easily managed from a...

MariaDB is an open-source Relational Database & is a community developed forked-out version of MySQL database. MariaDB has replaced MySQL as default database in RHEL/CentOS 7. In this tutorial, we are will be discussing...

Earlier we have learned to install & secure MariaDB server on Centos/RHEL 7, which is now the default database of RHEL/CentOS 7 onwards.We will now discuss some useful MariaDB administration commands. These are some...

In our earlier tutorials,we have already learned to install & configure MariaDB & also learned some basic administration commands for managing MariaDB. We are now going to learn to setup a MASTER SLAVE replication...

Redis is open source database, precisely, it’s a in-memory data structure store that can be used as a database, cache & message broker. It does not possess the limits offered by the relational database...